那个空中行走者在舞台上表演时，看起来就像真的在空气中漫步一样。

The ___air-walker performed on stage, appearing to stroll effortlessly through the air.

这位舞者的步伐如此轻盈优雅，就像是一位空中漫步者。

The dancer moved with such lightness and grace that she appeared to be an ___air-walker.